Manual Mounted Bus LED Monitor Wide range of supply voltage,DC10.5~32V Good quality, good price. DetailSpecificationsScreen Size21.5 inchLCD ScreenTFT LCD ScreenAspect Ratio16:9Resolution1920(H)×3(RGB)×1080(V)Contrast Ratio1000:1Brightness250cd/m2Response Period5msView AngleU:85/D:80 L/R: 85Light SourceLEDOSD LanguageOSD Multilingual optionalAnalog AdjustmentsBrightness, Contrast, Chroma(0~100) ...